light-dark cycle

光/暗,light/dark,音标,读... ... ) photoinduced darkening 光致变暗 ) Light-dark cycle 光暗循环 ) light-dark cycle 光暗周期 ...

光/暗,light/dark,音标,读音,... ... ) Light-dark cycle 光暗循环 ) light-dark cycle 光暗周期 ) obscure conditions 昏暗光线 ...